Japan model collection

Explore Japan's leading AI models.

Discover Japanese models built for native-language reasoning, enterprise workflows, analysis, and natural conversation.

22 interactive
models

Model directory

Choose a playground

12 organizations represented

CyberAgent

3 models

Long context

CALM3 22B Chat

A Japanese chat model from CyberAgent with a long context window.
Text generation

Llama 3.1 70B Japanese Instruct 2407

A large Llama 3.1 model continually pretrained for high-quality Japanese instructions.
Japanese chat

Mistral NeMo Japanese Instruct 2408

A Mistral NeMo instruction model continually pretrained for Japanese and English.

ELYZA

3 models

Reasoning

ELYZA Thinking 1.0

A Japanese reasoning model for complex analysis, mathematics, planning, and multi-step tasks.
Efficient chat

Llama 3 ELYZA JP 8B

A compact Llama 3 model enhanced through Japanese continual pretraining and instruction tuning.
Text generation

Llama 3 ELYZA JP 70B

A Japanese adaptation of Llama 3 for conversation, instructions, summarization, and knowledge.

Fujitsu

1 model

Text generation

Fugaku-LLM 13B Instruct

A Japanese foundation model trained on the Fugaku supercomputer and tuned for instructions.

LLM-jp

2 models

Japanese chat

LLM-jp-3 13B Instruct

A bilingual instruction model from Japan’s national LLM research initiative.
Japanese chat

LLM-jp-3 172B Instruct3

A 172B Japanese-English instruction model developed by Japan’s national LLM initiative.

Matsuo-Iwasawa Lab

1 model

Japanese chat

Tanuki 8x8B DPO v1.0

A Japanese mixture-of-experts chat model aligned with direct preference optimization.

NEC

1 model

Enterprise

cotomi v3

An enterprise model for business conversation, document analysis, summarization, and secure workflows.

Preferred Networks

2 models

Japanese chat

PLaMo 2 Prime

A domestic Japanese foundation model available through an OpenAI-compatible chat API.
Japanese chat

PLaMo 13B Instruct

An instruction-tuned Japanese and English model with an 8K context window.

Rakuten

3 models

Japanese chat

Rakuten AI 2.0 8x7B Instruct

A mixture-of-experts Japanese instruction model with 13B active parameters.
Text & tools

Rakuten AI 3.0

A large mixture-of-experts model for Japanese and English conversation, writing, analysis, and tools.
Efficient chat

Rakuten AI 7B Instruct

An efficient Mistral-based instruction model optimized for Japanese language understanding.

rinna

2 models

Text generation

Llama 3 Youko 70B Instruct

A Llama 3 adaptation continually pretrained and instruction-tuned for Japanese.
Japanese chat

Nekomata 14B Instruction

A Qwen-based instruction model adapted by rinna for strong Japanese performance.

SB Intuitions

1 model

Efficient chat

Sarashina 2.2 3B Instruct v0.1

A compact instruction model trained from scratch with a focus on Japanese.

Stockmark

1 model

Long context

Stockmark 2 100B Instruct

A Japanese-focused 100B-class model built from scratch for long-context instructions.

Tokyo Institute of Technology

2 models

Japanese chat

Llama 3.1 Swallow 8B Instruct v0.5

A compact Llama 3.1 adaptation continually pretrained and instruction-tuned for Japanese.
Japanese chat

Swallow 70B Instruct v0.1

A continually pretrained Llama 2 model adapted for strong Japanese generation.